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Patent Searching and Data


Title:
INFORMATION CODE DISPLAY DEVICE AND INFORMATION CODE READING SYSTEM
Document Type and Number:
WIPO Patent Application WO/2021/033751
Kind Code:
A1
Abstract:
Provided is an information code display device (10) that displays, on a portable terminal, an information code to be read. The device (10) comprises: a display unit provided with electronic paper (13); and a storage unit (12) in which is stored a plurality of information codes for which an effective period is set. The device (10) further comprises: a display control unit (11) that controls the display state of the electronic paper (13); and an electric power supply power source unit (16) that supplies electric power to the display control unit (11). From among these, the display control unit (11) receives a supply of electric power from the power source unit (16). According to this electric power that is received, the display control unit (11) controls the electronic paper (13) so as to display, from among the plurality of information codes stored in the storage unit (12), from one to a plurality of information codes within the effective period.

Inventors:
ARAKI RYOSUKE (JP)
KONOSU KOJI (JP)
MAEZAKI SATOSHI (JP)
Application Number:
PCT/JP2020/031500
Publication Date:
February 25, 2021
Filing Date:
August 20, 2020
Export Citation:
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Assignee:
DENSO WAVE INC (JP)
International Classes:
G06K19/06; G06K7/10; G06Q20/38; G07G1/00; G07G1/01
Foreign References:
US20180225701A12018-08-09
JP2005292699A2005-10-20
JP2017194779A2017-10-26
Attorney, Agent or Firm:
TOHDA, Kiyoshi (JP)
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